非谓语是不是只要ing,to,d
非谓语动词有三种，动词不定式，分词形式，动名词。从概念上说，他们都不受主语人称和数的限制，也不能单独作谓语。可以有时太和语态，和助动词和情态动词一起构成表语，并能用于句子成分。，如果形成非谓语动词短语，可以有自己的宾语和状语，有自己的逻辑主语。
动词不定式：to do, to have done, to be doing, to have been dong(主动形式)（否定式to前加not）
to be done, to have done (被动形式)(否定式to前加not)
例如：It is very good of you to help me。 =You're very g...全部
非谓语动词有三种，动词不定式，分词形式，动名词。从概念上说，他们都不受主语人称和数的限制，也不能单独作谓语。可以有时太和语态，和助动词和情态动词一起构成表语，并能用于句子成分。，如果形成非谓语动词短语，可以有自己的宾语和状语，有自己的逻辑主语。
动词不定式：to do, to have done, to be doing, to have been dong(主动形式)（否定式to前加not）
to be done, to have done (被动形式)(否定式to前加not)
例如：It is very good of you to help me。
=You're very good to help me。(作主语)
He can't afford to buy a car(作宾语)
To see is to belive。(作表语)
It's time to go to bed。
(作定语)
He stopped to ask someone the way。(做目的状语)
I'm glad to meet you。(做原因状语)
The old man lived to be ninety。
(做结果状语)
To tell the truth,he has gone。(独立成分）
动名词(有名词和动词的特征)：doing, being done
having done,having been done
例如：It's no use crying。
(作主语)
Do you enjoy teaching?(作宾语）
Seeing is beliving。(作表语）
。收起
